But it's this photo of the two rocking identical huge grins that's perhaps the most telling of their feelings towards one another.

"Happy People," she wrote.

The rumored new couple showed some PDA at Nylon's Midnight Garden Party last Friday, Us Weekly also reports. "They were sitting next to each other and whispering with their hands on each other's laps at one point," an eyewitness says. "They were hooking up and together all night."